factor out common constants

diff --git a/solver_interface.h b/solver_interface.h
new file mode 100644 (file)
index 0000000..295c52e
--- /dev/null
+++ b/solver_interface.h
@@ -0,0 +1,12 @@
+#ifndef SOLVER_INTERFACE_H
+#define SOLVER_INTERFACE_H
+
+#define IS_UNSAT 0
+#define IS_SAT 1
+#define IS_INDETER 2
+#define IS_RUNSOLVER 3
+#define IS_FREEZE 3
+
+#define BUFFERSIZE 1024
+
+#endif